Die Schwalbe

What's New

2019-12-23: new URL to display a problem by problem ID
2019-12-16: Documentation of Search Function
2019-05-14: Design Changes
2019-03-17: PDB update
2018-10-02: New Search Keys
2018-04-20: PDB Server Change
2013-12-07: New URL http://pdb.dieschwalbe.de
2011-11-08: Import of Collection by Volker Felber
2011-10-11: Import of Wenigsteiner Collection
2011-10-07: Display of Solution, Themes etc.
2011-09-09: New PDB version
2010-09-12: Import of miniature collection
2010-06-01: New statistics and search criteria
2008-11-13: New PDB version for Windows
2008-11-05: Data update
2004-10-05: Data imports
2004-08-16: Import of Brian Stephenson collection
2003-10-01: Data imports
2003-02-20: Data update
1999-05-01: PDB - The complete Niemann + 9000 Retros and additional fairies